The AMS series

> [What's Happening in the Mathematical Sciences](http://www.ams.org/samplings/math-history/happening-series), Volume 1—9

is superb, but perhaps a bit slow compared to a newspaper or blog.
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![Volume9][1]
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[Table of contents of Volume 9 (PDF download)](http://www.ams.org/bookstore/pspdf/happening-9-toc.pdf).


  [1]: https://i.sstatic.net/TcIFn.jpg